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海洋环境下热喷涂铝基涂层的生物腐蚀行为研究

摘要第4-6页
ABSTRACT第6-7页
CHAPTER 1: INTRODUCTION第11-37页
    1.1 The biofilm process第11-12页
    1.2 Impact of local environment on biofilms第12-13页
    1.3 Biocorrosion第13-16页
        1.3.1 The role of biofilms in corrosion第14-15页
        1.3.2 Microbial inhibition of corrosion第15-16页
    1.4 Industrial awareness of MIC第16-18页
        1.4.1 Water distribution system第16-17页
        1.4.2 Ship building industry第17-18页
    1.5 Diagnosing, measuring and monitoring microbiologically influenced corrosion (MIC)第18-23页
        1.5.1 Diagnosing第18-20页
            1.5.1.1 Culture techniques第19页
            1.5.1.2 Microscopy第19-20页
        1.5.2 Measuring and monitoring第20-23页
            1.5.2.1 Techniques requiring no external signal第21-22页
            1.5.2.2 Techniques requiring a small external signal第22页
            1.5.2.3 Large signal polarization第22-23页
    1.6 Prevention and control of biocorrosion第23-25页
        1.6.1 Cleaning procedures第23-24页
        1.6.2 Biocides第24页
        1.6.3 Cathodic protection第24页
        1.6.4 Coatings第24-25页
    1.7 Thermal sprayed coatings第25-29页
        1.7.1 Plasma spray coating第27页
        1.7.2 High Velocity Oxy-Fuel Coating (HVOF)第27页
        1.7.3 Flame Spray Coating第27页
        1.7.4 Arc spray coating第27-29页
    1.8 Objective and scope of the project第29页
    References第29-37页
CHAPTER 2: MATERIALS AND METHODS第37-45页
    2.1 Materials第37页
    2.2 Bacterial strain and cell culture第37-38页
    2.3 Electrochemical studies第38-39页
        2.3.1 EIS, potentiodynamic polarization and cyclic polarization measurement第38-39页
    2.4 Surface observation第39-40页
        2.4.1 FESEM and EDS第39页
        2.4.2 CLSM analysis第39-40页
    2.5 X-ray diffraction analysis第40页
    2.6 AFM analysis第40页
    2.7 Biofilm characterization第40页
    2.8 Growth rate and dissolved oxygen concentration measurements第40页
    2.9 Effect of hydrodynamic conditions on the attachment of Bacillus sp. to SS 316L第40-44页
        2.9.1 Experimental apparatus and procedure第40-41页
        2.9.2 Numerical analysis第41-43页
        2.9.3 Biofilm formation第43页
        2.9.4 Statistical analysis第43-44页
    References第44-45页
CHAPTER 3: RESULTS AND DISCUSSION第45-93页
    3.1 Electrochemical corrosion behaviors of aluminum-based marine coatings in the presence of Escherichia coli bacterial biofilms第45-58页
        3.1.1 Powder and coating characterization第45-47页
        3.1.2 Surface analysis第47-50页
        3.1.3 EIS results第50-54页
        3.1.4 Potentiodynamic polarization results第54-58页
        3.1.5 Summary第58页
    3.2 Distinctive colonization of Bacillus sp. bacteria and the influence of the bacterial biofilm on electrochemical behaviors of aluminum coatings第58-70页
        3.2.1 Surface analysis第58-62页
        3.2.2 EIS results第62-67页
        3.2.3 Potentiodynamic polarization results第67-69页
        3.2.4 Summary第69-70页
    3.3 A systematic investigation on the mechanism of biocorrosion on the surface of stainless steel (SS 316L) and thermal sprayed Al coating in presence of Bacillus sp第70-81页
        3.3.1 Biofilm characteristic during the time and under different pH and temperatures第70-74页
        3.3.2 EIS study of the substrate in presence of biofilm第74-77页
        3.3.3 Cyclic potentiodynamic polarization results第77-79页
        3.3.4 Changes of dissolved oxygen concentration in the solution by Bacillus sp. in the first hours of exposure第79页
        3.3.5 AFM image analysis of SS 316L after 90 days第79-80页
        3.3.6 Summary第80-81页
    3.4 Hydrodynamic conditions affect the attachment of Bacillus sp. to stainless steel under defined shear stresses in artificial seawater第81-87页
        3.4.1 Effect of rotational speed on Reynolds number and shear stress and simulation results第81-83页
        3.4.2 Surface analysis第83-86页
        3.4.3 Summary第86-87页
    References第87-93页
CHAPTER 4: CONCLUSION AND RECOMMENDATIONS FOR FUTURE WORK第93-95页
    4.1 Conclusions第93-94页
    4.2 Recommendations for future work第94-95页
Publications第95页
Conference and Symposium第95-97页
ACKNOWLEDGEMENTS第97-99页

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